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BAKER BROS. ADVISORS

Track BAKER BROS. ADVISORS's latest SEC 13F filing: top biotech and life-sciences stock positions, portfolio weights, largest holdings, and quarter-over-quarter changes.
Updated quarterly · Last refreshed Jun 21, 2026
Showing 6 Stocks Out Of 84. Click On The Tickers For More Details
Stock Compnay Name Shares Held Market Value % of Portfolio QoQ Change
EVMN
EVMN
Evommune, Inc.
847.39 K
19.48 M
0.1
XNCR
XNCR
Xencor, Inc.
1.10 M
13.29 M
0.1
DYN
DYN
Dyne Therapeutics, Inc.
813.45 K
14.75 M
0.1
SION
SION
Sionna Therapeutics, Inc.
400.00 K
16.04 M
0.1
null
Generate Biomedicines, Inc.
1.42 M
17.80 M
0.1
null
Aktis Oncology, Inc.
996.35 K
17.82 M
0.1
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Market Value

$ 17.42 B

Holdings

84

Period

Q1 2026

Holdings in Top 20

88 %

QoQ Changes

1.97 %

Top 20 Holdings